Shell makes a thing that's bigger than the Empire State Building, and Australia may benefit ultimately

[youtube=http://www.youtube.com/watch?v=XOf4yDkHl50&w=600&h=315]

Shell put its Prelude FLNG -- the four letters stand for "floating liquefied natural gas" -- out of dry dock and into waters off Geoje, South Korea today. It's the largest vessel in the world now, although it's really more of a floating island since it can't move by itself -- which makes se…